Books

Very Good Guide Books (to Plan Your Travels): http://www.roughguides.com

Insurance

Travel Insurance (for Rough Guides' Readers): http://www.columbusdirect.com/index.cfm?sourcecode=rgint

Possibilities

Responsible Travel: http://www.responsibletravel.com

Association of Independent Tour Operators: http://www.aito.co.uk

Eco Travel: http://www.ecotravel.com

European Ecolabel: http://www.ecolabel-tourism.eu

Green Globe: http://www.ec3global.com/products-programs/green-globe/Default.aspx

Organic Places to Stay: http://www.organicholidays.co.uk/

Bio Hotels: http://www.biohotels.info

Co-operative Travel: http://www.cooptravel.co.uk

Book Eco-friendly Accommodation: http://www.ecobookers.com